Finding the Fourth Proportional to 96,196.70, 132,665.49 and 60,390.05

Step by Step Solution

1. Step 1: Write the proportion equation
   96,196.70 : 132,665.49 = 60,390.05 : x
2. Step 2: Convert to fraction form
   96,196.70/132,665.49 = 60,390.05/x
3. Step 3: Cross multiply
   96,196.70x = 132,665.49 × 60,390.05
4. Step 4: Simplify right side
   96,196.70x = 8,011,674,911.05
5. Step 5: Solve for x
   x = 8,011,674,911.05/96,196.70
6. Step 6: Final answer
   x = 83,284.31